If it's not what You are looking for type in the equation solver your own equation and let us solve it.
f(4)=2(4)^2-3
We move all terms to the left:
f(4)-(2(4)^2-3)=0
We add all the numbers together, and all the variables
f^4-573=0
We do not support efpression: f^4
| 5/6x+1/2=4/3x-7 | | -2=6/7p= | | 2(x+8=26 | | -161=7(-4x+5) | | 4(0.32)=w-6(0.32) | | 4(2n-3)=12-8n | | C=10x+20 | | 5/4m+2=6 | | 6+v=-32/7 | | .4x-8=9-9.6x | | F(x)=2-x+2-8 | | 1-2x+5=4×-3 | | 2/3(3x+9)=-2(2x+6) | | 4(7p+3)=180 | | 3.23=(.18)3+b | | 3/7x-12=30 | | 1/2(5x-8)=-60 | | 2740.1573-50x=(10x-200) | | 12x+24+20x+16=72 | | 6.66+2v=-6.54 | | -x-211=x | | 3(x−5)−15=48. | | (X+15)+48+2x=180 | | 16t+9=5 | | 9x+4x-90.4685=11x+165.099118 | | 5(7x+2)=255 | | 3x+12-6x-4=1 | | 2*6+2x=6x | | F(x)=2|x+2|-8 | | 12(v+3)-4v=2(4v+1)-10 | | 3(2h-7)=(2+4h)2 | | 5x+6x=8x+5 |